One of the few long range weapons made for Xero, sSwers are equipped with a gyroscope, which allow them to return back to the user's hand. The blades around this weapon move non-stop, simulating a chainsaw. Although it was designed for long ranged purposes, it can also be used as a melee weapon.
Xionic Madness 1Edit
Xero is seen using these throughout part one. They are never seen again after that.
Xionic Madness 3Edit
The Nightstar, an upgraded form of the Sawer was seen being used by Xero throughout the episodes.